CVE-2026-116190

Low

Description

rclone from v1.56.0 before v1.75.2 contains an information disclosure vulnerability in the WebDAV backend that forwards operator-configured custom credential headers to different hosts on HTTP 3xx redirects. Attackers who control or influence a cross-host redirect can capture headers such as X-Auth-Token set via --webdav-headers and replay them against the original WebDAV service.

SeverityLow

CVSS3.7

Exploit probability—

ProductRclone

PublishedOct 25, 2026

First seenOct 25, 2026

Weakness typeCWE-200Sensitive information exposure

How to fix

Update

rclone rclone1.75.2 or later

Vendor advisories

github.com/rclone/rclone/security/advisories/GHSA-3rqf-7h69-gg5v

Affected products

Product	Affected versions	Fixed in
rclone rclone	1.56.0 ≤ v < 1.75.2	1.75.2

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